package com.mszlu.blog.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;

/**
 * @Author: linKe
 * @version: 1.0
 * @Description: 线程配置
 * EnableAsync 开启多线程
 */
@Configuration
@EnableAsync
public class ThreadPoolConfig {
    /**
     * taskExecutor 线程别名
     * @return   Executor
     * 注册bean
     */
    @Bean("taskExecutor")
    public Executor asyncServiceExecutor() {
        //线程池任务执行器  对象
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        // 设置核心线程数
        executor.setCorePoolSize(5);
        // 设置最大线程数
        executor.setMaxPoolSize(20);
        //配置队列大小
        executor.setQueueCapacity(Integer.MAX_VALUE);
        // 设置线程活跃时间（秒）
        executor.setKeepAliveSeconds(60);
        // 设置默认线程名称
        executor.setThreadNamePrefix("清风明月博客项目");
        // 等待所有任务结束后再关闭线程池
        executor.setWaitForTasksToCompleteOnShutdown(true);
        //执行初始化
        executor.initialize();
        //执行器
        return executor;
    }
}
